1423001235 has 32 divisors (see below), whose sum is σ = 2451617280. Its totient is φ = 702176768.

The previous prime is 1423001207. The next prime is 1423001243. The reversal of 1423001235 is 5321003241.

It is a cyclic number.

It is not a de Polignac number, because 1423001235 - 2⁶ = 1423001171 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32247 + ... + 62336.

It is an arithmetic number, because the mean of its divisors is an integer number (76613040).

Almost surely, 2^1423001235 is an apocalyptic number.

1423001235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1423001235 is a deficient number, since it is larger than the sum of its proper divisors (1028616045).

1423001235 is a wasteful number, since it uses less digits than its factorization.

1423001235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94667.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1423001235 is about 37722.6885971825. The cubic root of 1423001235 is about 1124.7821760990.

Adding to 1423001235 its reverse (5321003241), we get a palindrome (6744004476).

The spelling of 1423001235 in words is "one billion, four hundred twenty-three million, one thousand, two hundred thirty-five".